16697960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{173}}^1$

素因数の和:330

約数の個数: 64

約数和(自身を含む): 40089600

約数和(自身を除く): 23391640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 127, 152, 173, 190, 254, 346, 380, 508, 635, 692, 760, 865, 1016, 1270, 1384, 1730, 2413, 2540, 3287, 3460, 4826, 5080, 6574, 6920, 9652, 12065, 13148, 16435, 19304, 21971, 24130, 26296, 32870, 43942, 48260, 65740, 87884, 96520, 109855, 131480, 175768, 219710, 417449, 439420, 834898, 878840, 1669796, 2087245, 3339592, 4174490, 8348980, 16697960]

約数ペア:

[(1, 16697960), (2, 8348980), (4, 4174490), (5, 3339592), (8, 2087245), (10, 1669796), (19, 878840), (20, 834898), (38, 439420), (40, 417449), (76, 219710), (95, 175768), (127, 131480), (152, 109855), (173, 96520), (190, 87884), (254, 65740), (346, 48260), (380, 43942), (508, 32870), (635, 26296), (692, 24130), (760, 21971), (865, 19304), (1016, 16435), (1270, 13148), (1384, 12065), (1730, 9652), (2413, 6920), (2540, 6574), (3287, 5080), (3460, 4826)]